Post date: Tue, 07/27/2021 - 7:07pm Peter and Kathy Dorney, from Massachussetts, make their way to the terminal where they will check in for their cruise to Alaska aboard the Serenade of the Seas at Terminal 91 in Seattle on July 19. (Photo/Ellen M. Banner/Seattle Times/TNS) It’s a sight Seattle hasn’t seen in a while: lines of vacationers at Pier 91, many dressed in Hawaiian shirts, bucket hats and sunglasses, with suitcases and smiles. The Majestic Princess floats on their left, the Serenade of Seas to the right. Under sunny skies, the first Alaska cruise of the season — and the first since the onset of the pandemic — weighed anchor July 19 as Royal Caribbean’s Serenade of the Seas set off on a seven-night voyage.